题目(题目链接): Given a singly linked list L: L0→L1→…→Ln-1→Ln,reorder it to: L0→Ln→L1→Ln-1→L2→Ln-2→… You must do this in-place without altering the nodes ...
原题地址:http: oj.leetcode.com problems reorder list 题意: Given a singly linked listL:L L Ln Ln,reorder it to:L Ln L Ln L Ln You must do this in place without altering the nodes values. For example,Given , ...
2014-04-30 10:59 0 2923 推荐指数:
题目(题目链接): Given a singly linked list L: L0→L1→…→Ln-1→Ln,reorder it to: L0→Ln→L1→Ln-1→L2→Ln-2→… You must do this in-place without altering the nodes ...
Given a singly linked list L: L 0→L 1→…→L n-1→L n,reorder it to: L 0→L n →L 1→L n-1→L 2→L n-2→… You must do this in-place without altering the nodes ...
Given a singly linked list L: L0→L1→…→Ln-1→Ln,reorder it to: L0→Ln→L1→Ln-1→L2→Ln-2→… You may not modify the values in the list's nodes, only ...
原题地址:http://oj.leetcode.com/problems/sort-list/ 题意:链表的排序。要求:时间复杂度O(nlogn),空间复杂度O(1)。 解题思路:由于题目对时间复杂度和空间复杂度要求比较高,所以查看了各种解法,最好的解法就是归并排序,由于链表在归并操作时 ...
原题地址:https://oj.leetcode.com/problems/partition-list/ 题意: Given a linked list and a value x, partition it such that all nodes less than x come ...
原题地址:https://oj.leetcode.com/problems/rotate-list/ 题意: Given a list, rotate the list to the right by k places, where k is non-negative. ...
原题地址:http://oj.leetcode.com/problems/linked-list-cycle/ 题意:判断链表中是否存在环路。 解题思路:快慢指针技巧,slow指针和fast指针开始同时指向头结点head,fast每次走两步,slow每次走一步。如果链表不存在环,那么fast ...